Tag Info

From File:A to https://commons.wikimedia.org/wiki/Special:Redirect/file/A
https://commons.wikimedia.org/wiki/Special:Redirect/file/11-cube_t0_B5.svg redirects to https://upload.wikimedia.org/wikipedia/commons/a/aa/11-cube_t0_B5.svg

You can use the Wikimedia "pipe trick" to keep from having to repeat the username:
[[User:Username|]]
turns into
[[User:Username|Username]]
Wikipedia1 has some templates that are set up for this. You could just use the User link template
{{u|Username}}
To be more "Twitter-like", there's the ping template (aka "Reply to")
This template is ...

Write this in wikicode:
[[User:Joe|Joe]]
Example:
I agree with [[User:Joe|Joe]] above except the part about spiders.
Result:
If anyone knows an easier solution (especially one where I would not have to type the user name twice), I would love to hear about it.